Greenhouse Cost Calculator
Get an accurate estimate for your greenhouse project. Our calculator includes materials, installation, accessories, and operating costs to help you plan your budget.
Project Specifications
Cost Breakdown
Cost-Saving Tips
- • Consider DIY installation to save 15-25%
- • Start with basic systems and upgrade later
- • Compare quotes from multiple suppliers
- • Buy during off-season for better prices
- • Choose polycarbonate over glass for cost savings
- • Use gravel foundation for smaller structures
- • Group purchases with neighbors for discounts
- • Consider used or refurbished equipment
Understanding Greenhouse Costs
Initial Investment Breakdown
- Structure (40-50%): Frame, glazing, doors, vents
- Foundation (15-25%): Concrete, blocks, site prep
- Installation (10-20%): Labor, permits, electrical
- Accessories (15-25%): Benches, heating, irrigation
Annual Operating Costs
- Energy (30-50%): Heating, cooling, lighting
- Supplies (20-30%): Seeds, fertilizer, materials
- Water (5-15%): Irrigation, utilities
- Maintenance (10-20%): Repairs, replacements
Cost by Greenhouse Size
| Size | DIY Kit | Professional Install | Annual Operating |
|---|---|---|---|
| 8x8 (64 sq ft) | $1,500-3,000 | $3,000-5,500 | $200-600 |
| 8x12 (96 sq ft) | $2,000-4,500 | $4,500-7,500 | $300-900 |
| 10x12 (120 sq ft) | $2,500-5,500 | $5,500-9,000 | $400-1,200 |
| 12x16 (192 sq ft) | $4,000-8,000 | $8,000-14,000 | $600-1,800 |
💰 Cost-Saving Tips
- • Build your own foundation to save 15-25%
- • Choose standard sizes to avoid custom pricing
- • Buy during off-season for better deals
- • Start with basic accessories, upgrade later
- • Consider used equipment for non-critical items
- • Group buy with neighbors for bulk discounts
📊 Return on Investment
- • Hobby greenhouse: 3-5 year payback
- • Market sales: 2-3 year payback typical
- • Premium crops can pay for itself in 1-2 years
- • Energy savings offset 20-40% of heating costs
- • Home value increase: $3,000-8,000
- • Fresh produce savings: $500-2,000/year
⚠️ Hidden Costs to Budget For
- • Electrical service upgrades ($500-2,000)
- • Site preparation and drainage ($300-1,500)
- • Permit fees and inspections ($100-800)
- • Tool rental or purchase ($200-800)
- • Emergency repairs and replacements
- • Winter heating costs in cold climates
- • Insurance increases ($100-300/year)
- • Ongoing supplies and replacement parts